try {
    if(args.length != 1) {
        throw new someexception();
    }
    else if(somethingelsewrong) {
        throw new someotherexception();
    }
}
catch(someexception e) {
    S.O.P('you fucked up')
}
catch(someotherexception e) {
    S.O.P('you fucked up')
}